HCL Dotnet Interview Questions and Answers

HCL Dotnet Interview Questions and Answers
1. What is data.single
2. Which FCL support for long datatype
3. How to increase array size? if i increased the arry size , old arry's value will lost?
4. What is are the security in .net
5. If you ur including third party companent in .net , how to add it?
6. what is .resx file
7. what is .sui file
8. What is Namespace?
9. What are datatype conversion function used in .net
Asp.Net
=========
1. What is web servcie? and Reason for use?
2. What is viewstate?
3. What are the validation used in asp.net? Examples?
4. Where your wrting javascript,vbscript and vaidation control and why?
5. In whihc scenario your selecting which validation is required?
6. If you are adding sqlclient as reference , then which reference will add?22.
7. I have one button named Back , if i pressed the button i dont want to go back, how it is possible?
ADO.Net
==========
1. Hot to create database connection?
2. What is curosr in .Net ( data reader)
3. What is ado.net and feature and why ur using this?
4. Where your writing your sql query?
5. if your writing sql query in .aspx , what is disadvantges of that?
6. How to display current date and time in web-page
Crystal Repor
=============
1. How your creating crystal report and what code your using in your application
2. What are datatypes in crystal report
3. How your passing parameter in stored procedure in Cry
Database
==========
1. What is stored procedure and trigger?
2. What is the use of Null? If Null constraints is not in database what will happend?
3. How to get system time?
4. what is primary key?
5. How remove a primary key field.
6. I have a table T1 with column c1, T2 with column c2. I want to create a table T3 with one field as primary key, and foreign keys are T1.c1 and T2.c2.
7. I have a table T1 with column c1,c2,c3. i want to add data into c2 , is it possible , if possibele what is the query?
8. In above if the column c1 is primary key and u try to add a record only into c2, what will happend?

HCL .Net Interview Question --Technical Round Dotnet

 HCL .Net Interview Question --Technical Round Dotnet
1) Versioning is applicable for private assemblies.
2) If Application Configuration and Server Configuration have different session state values, what will happen.
3) Write aprogram to convert string to integer with out using library.
4) Can we have override method methods as static that original was non static?
5) can we override private virtual methods?
6) Two tables and Asked to wirte a select query on thta( Employee details who earns salary mode that highest paid manager).
7)What is versioning
8)What is namespace of assembly at runtime, what are the methods in it
9)What is Virtual Base Class

HCL Written Test Paper

HCL Written Test Paper
1.When and Where the Object.Finalize is used?
2.Difference between Constants, Read only, Static?
3.What is meant by Value type variable and Reference type Variable in Terms of  Garbage collector?
4.Can we assign the Null value to the Struct variable ? Justify your Answer
5.Write a Program to get Output
Given I/P :"Subhash is a nice guy";
 O/P :"guy nice a is subhash";
6.Two Table given like Emp and Dept,FK id dept Id then find the Most recently hired employee in each department?

table a: EMP_table
emp_id
dept_id
emp_name
emp_hiredate
emp_reportingto

table b: dept_table
dept_id
dept_name

more...
Difference between Boxing and Unboxing
Write a program : Bubble sort
Write a program : decimal to binary
Write a program : Array string reverse